Sufficient quantity: Contains 50 pairs (100 pieces) of disposable headphone ear covers, the quantity is enough for one-time storage for multiple uses Stretchable headphone covers: The diameter of each earpad cover is 11cm, with good elasticity, suitable for large earpads around 10 to 13cm(Please check the size of the headphone before purchasing) High-quality materials: The headphone ear covers are made of high-quality non-woven materials, soft and comfortable, does not penetrate sweat, and help to maintain hygiene Hygienic ear pad covers: These disposable non-woven earmuff covers have excellent breathability, will not affect your sound quality, and protect your headphone pads from dirt, oil, skin contact Disposable ear pad covers: Make it safe and hygienic for many different people to share headphones, can be worn at any time, and discarded immediately after taking off, clean and hygienic Applicable occasions: Very suitable for gyms, offices, cafes, libraries, call centers, performances, hotels, training exercises, language training, student presentations, media laboratories, planetariums, concert halls, corporate presentations, vocational training, etc., specially designed to provide good hygiene protection for users of head-mounted headphones